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Technical Data Sheet
20281FN26 ✓ Verified by PartsTable
· ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The PACKING,PREFORMED is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL, part_name_assigned_by_controlling_agency: PACKING,PREFORMED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-239-6747, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
20281FN26
NSN: 5330-01-239-6747
FSC: 5330
CAGE: 01343 — ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
part_name_assigned_by_controlling_agencyPACKING,PREFORMED
NSN5330-01-239-6747
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 20281FN26 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
PART NAME ASSIGNED BY CONTROLLING AGENCYPACKING,PREFORMED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
7866-02Interchangeable
interchangeable cross-reference
interchangeable
89102-2Interchangeable
interchangeable cross-reference
interchangeable
SAE-AS29512Interchangeable
interchangeable cross-reference
interchangeable
J201A2Interchangeable
interchangeable cross-reference
interchangeable
9194770-1Interchangeable
interchangeable cross-reference
interchangeable
4410173-9020Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 20281FN26?
20281FN26 is a PACKING,PREFORMED.
What parts can replace 20281FN26?
There are 20 known substitutes for 20281FN26: 7866-02, 89102-2, SAE-AS29512 and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 20281FN26?
20281FN26 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-239-6747. This indicates validated use in U.S. government and defense supply chains.
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